package service.sub;

import entity.Customer;
import entity.Department;
import entity.Employee;

import java.util.ArrayList;
import java.util.List;

public class CustomerQueryService {
    public List<Customer> getCustomers(){
        return new ArrayList<>();
    }
    public List<Employee> getEmps(){
        return null;
    }
    public List<Department> getDepts(){
        return null;
    }
}
